Juniper JN0-648 Online Practice Questions and Exam Preparation

Juniper JN0-648 Online Questions & Answers

• Question 51:

  Click the Exhibit button.

  

  You receive the same 100.200.0/16 route from all four ISPs to which you are connected. Referring to the exhibit, which ISP's route will be selected as active?

  A. ISP-C
  B. ISP-D
  C. ISP-A
  D. ISP-B
  C. ISP-A

• Question 52:

  Click the Exhibit button.

  

  Referring to the exhibit, how is R1 learning the route from R2?

  A. R2 has an export policy with external type 2 configured.
  B. R2 has interface ge-0/0/2 configured as a passive interface under OSPFv3.
  C. R2 has interface ge-0/0/2 configured in another area under OSPFv3.
  D. R2 has an export policy with external type 1 configured.
  D. R2 has an export policy with external type 1 configured.

• Question 53:

  You have an MX960 configured as a Fusion aggregation device (AD) and two QFX5100 switches as satellite devices (SD). You have configured local-switching for each SD. A packet with an unknown MAC address is received on one of the SD extended ports.

  Which statement is correct in this scenario?

  A. The packet is dropped and a reject message is sent out to the port where it was received.
  B. The packet is silently discarded and a reject message is sent to the AD.
  C. The packet is flooded out of all the ports on the SD except the one where it was received.
  D. The packet is sent to the AD to be processed and forwarded.
  D. The packet is sent to the AD to be processed and forwarded.

• Question 54:

  Click the Exhibit button.

  

  You receive the same 75.100.0.0/16 route from all four ISPs to which you are connected. Referring to the exhibit, which ISP's route will be selected as active?

  A. ISP-D
  B. ISP-C
  C. ISP-B
  D. ISP-A
  A. ISP-D

• Question 55:

  Which two statements about OSPF routing policies are correct? (Choose two.)

  A. By default, OSPF export policies reject network-summary LSAs.
  B. By default, OSPF export policies accept network-summary LSAs.
  C. By default, OSPF import policies accept network-summary LSAs.
  D. By default, OSPF import policies reject network-summary LSAs.
  A. By default, OSPF export policies reject network-summary LSAs.
  C. By default, OSPF import policies accept network-summary LSAs.

• Question 56:

  Click the Exhibit button.

  

  You are configuring BGP policies for a site with a dual-homed connection as shown in the exhibit. You need all outbound traffic to egress the network through the link to ISP B by default. The ISPs should not be able to override this behavior through BGP attributes.

  Which BGP attribute would you modify on the ISP-received routes to accomplish this objective?

  A. next-hop
  B. origin
  C. local preference
  D. MED
  C. local preference

• Question 57:

  You are redistributing static routes into an OSPF area.

  Which two statements are true in this scenario? (Choose two.)

  A. The routes can be advertised in type 7 LSAs.
  B. The area must be a stub area.
  C. The external route advertisements have a domain scope.
  D. The area must be the backbone area.
  A. The routes can be advertised in type 7 LSAs.
  D. The area must be the backbone area.

• Question 58:

  You are asked to deploy 802.1X on your EX Series switches. You need to ensure authenticated devices continue to have access to the network even if the authentication server fails. Which action meets this configuration objective?

  A. Configure the server fail fallback with a value of sustain.
  B. Set the reauthentication interval to a value of 0.
  C. Configure the static MAC bypass for the authentication server.
  D. Set the reauthentication interval to a value of disable.
  A. Configure the server fail fallback with a value of sustain.

• Question 59:

  You want to view the VLANs that have been created dynamically using MVRP. Which operational mode command will display this information?

  A. show mvrp registration-state
  B. show mvrp dynamic-vlan-memberships
  C. show mvrp interface
  D. show mvrp applicant-state
  B. show mvrp dynamic-vlan-memberships

• Question 60:

  Click the Exhibit button.

  

  Referring to the exhibit, on which three IS-IS routers will the attached bit be set? (Choose three.)

  A. R3
  B. R2
  C. R6
  D. R4
  E. R5
  A. R3
  B. R2
  C. R6